Max error of the mechanical model $\begin{array}{l}\Delta x=3.0mm\\ \Delta y=3.3mm\\ \Delta z=\text{1}\text{.1}mm\end{array}$ $\begin{array}{l}\Delta x=3.3mm\\ \Delta y=3.2mm\\ \Delta z=1.0mm\end{array}$ $\begin{array}{l}\Delta x=3.4mm\\ \Delta y=4.4mm\\ \Delta z=\text{0}\text{.3}mm\end{array}$ $\begin{array}{l}\Delta x=2.9mm\\ \Delta y=3.1mm\\ \Delta z=\text{0}\text{.8}mm\end{array}$ $\begin{array}{l}\Delta x=2.7mm\\ \Delta y=2.8mm\\ \Delta z=\text{0}\text{.4}mm\end{array}$ $\begin{array}{l}\Delta x=4.0mm\\ \Delta y=3.4mm\\ \Delta z=1.7mm\end{array}$
Mean error of the mechanical model $\begin{array}{l}\Delta x=1.2mm\\ \Delta y=1.2mm\\ \Delta z=\text{0}\text{.4}mm\end{array}$ $\begin{array}{l}\Delta x=1.3mm\\ \Delta y=1.0mm\\ \Delta z=\text{0}\text{.3}mm\end{array}$ $\begin{array}{l}\Delta x=1.3mm\\ \Delta y=1.7mm\\ \Delta z=\text{0}\text{.1}mm\end{array}$ $\begin{array}{l}\Delta x=1.0mm\\ \Delta y=0.7mm\\ \Delta z=\text{0}\text{.1}mm\end{array}$
Max error of the nonlinear model $\begin{array}{l}\Delta x=2.5mm\\ \Delta y=3.1mm\\ \Delta z=\text{0}\text{.3}mm\end{array}$ $\begin{array}{l}\Delta x=3.0mm\\ \Delta y=3.1mm\\ \Delta z=\text{0}\text{.9}mm\end{array}$ $\begin{array}{l}\Delta x=3.2mm\\ \Delta y=4.0mm\\ \Delta z=\text{0}\text{.3}mm\end{array}$ $\begin{array}{l}\Delta x=2.9mm\\ \Delta y=2.8mm\\ \Delta z=\text{0}\text{.7}mm\end{array}$ $\begin{array}{l}\Delta x=2.6mm\\ \Delta y=2.4mm\\ \Delta z=\text{0}\text{.4}mm\end{array}$ $\begin{array}{l}\Delta x=3.0mm\\ \Delta y=2.9mm\\ \Delta z=\text{1}\text{.1}mm\end{array}$
Mean error of the nonlinear model $\begin{array}{l}\Delta x=0.8mm\\ \Delta y=1.1mm\\ \Delta z=\text{0}\text{.1}mm\end{array}$ $\begin{array}{l}\Delta x=1.2mm\\ \Delta y=0.8mm\\ \Delta z=\text{0}\text{.2}mm\end{array}$ $\begin{array}{l}\Delta x=1.1mm\\ \Delta y=1.3mm\\ \Delta z=\text{0}\text{.1}mm\end{array}$ $\begin{array}{l}\Delta x=0.8mm\\ \Delta y=0.9mm\\ \Delta z=\text{0}\text{.4}mm\end{array}$ $\begin{array}{l}\Delta x=0.7mm\\ \Delta y=0.7mm\\ \Delta z=\text{0}\text{.1}mm\end{array}$ $\begin{array}{l}\Delta x=0.8mm\\ \Delta y=0.5mm\\ \Delta z=\text{0}\text{.9}mm\end{array}$